There are
1,774 mi
from Mountain View, CA to Sioux Falls, SD
That's the driving distance. It would take 1 day 6 hours to go from Mountain View, California to Sioux Falls, South Dakota.
The flight distance (direct flight from Mountain View, CA to Sioux Falls, SD) is 1,394.21 mi.
1,774 mi = 1.61 kms